Ruobin Dai is an assistant professor in the School of Environmental Science and Engineering at Tongji University, China. His current research focuses on membrane-based wastewater treatment and resource recovery. He has published more than 40 peer-reviewed papers in top-tier journals including Science Advance, Environmental Science & Technology (Letters), Water Research, etc. His research works have been presented in various international conferences, including 12th International Congress on Membranes and Membrane Processes, 5th International Conference on Desalination using Membrane Technology, etc. He holds nearly 20 national invention patents related to water/wastewater treatment, and some of these patents were applied in several wastewater treatment plants. He is a member of IWA-China Young Water Professionals and editorial board member of Chinese Chemical Letters.